package com.ruoyi.chat.service;

import com.ruoyi.chat.domain.SysUserFriends;
import com.ruoyi.system.api.domain.SysUser;

import java.util.List;

/*
    * 用户和好友关联 user_friends
 */
public interface ISysUserFriendsService {
    public void insertUserFriends(Long userId, Long friendId);
    public void deleteUserFriends(Long userId, Long friendId);
//    public List<Long> selectFriendsIdByUserId(Long userId);
    public List<SysUser> selectFriendsByUserId(Long userId);
}
